Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 4, 2019, 07:22 AM
  • 22 1243_22 1242 _09042019_004418.mp4

Date
09/04/2019
W/O
787515
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00806
PipeID
P16504
Time
12:22 AM
Certificate
U-109-7948
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K6078
Sewer Name
22 DISTRICT #22 MAIN RELIEF TRUNK
City
COVINA
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
26
Purpose
Routine Assessment
Project
WO_787515_TV22107_SEP2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
22 1243
Downstream MH
22 1242
Dir. of Survey
Downstream
Length Surveyed
500.9 ft.
Total Length
500.9 ft.
Structural Index
3
Structural Quick
3S2S
Structural Rating
493
O&M Index
2
O&M Quick
2S00
O&M Rating
200
Overall Index
2
Overall Quick
Overall Rating
693
Pipe schematic from manhole 22 1243 to 22 1242
MH: 22 1243MH: 22 1242downstream0 ft. AMH - Upstream Manhole, Survey Begins - 22 12430 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. MWL - Water Level, 20 %of cross sectional area2 ft. MGO - General Observation - MAGNEZIUM H.O COATING START7.1 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start11 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start497.8 ft. MGO - General Observation - MAGNEZIUM H.O COATING FINISH500 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish500 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish500 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish500.9 ft. AMH - Downstream Manhole, Survey Ends - 22 1242

Observation photos (4)

  • Upstream Manhole, Survey Begins - 22 1243

    0 ft. - Upstream Manhole, Survey Begins - 22 1243

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    0 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    7.1 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    11 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (12)

DistanceCodeObservation
500SSS
0AMH22 1243
11SSS
500DAGS
0DAGS
2MGOMAGNEZIUM H.O COATING START
0MWM
497.8MGOMAGNEZIUM H.O COATING FINISH
500SAV
500.9AMH22 1242
0MWL
7.1SAV

Properties (7)

additional_info
SC378418
custom_field_two
3
customer
LACSD
datetime
2019-09-04T00:22:37-07:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
29888